AP-05 walkie talkie earpiece Adapter converts a motorola HT1000 radio connector (M4) to a 3.5mm threaded connector (M5) Audio connector Adapter for your motorola two way radio.
AP-05H/PTT walkie talkie headset Adapter converts a Mototrbo HT1000 connector (M4) to Hirose 6 pin Audio connector Adapter with PTT for your two way radio.